丁基羟基甲苯 E 321
Butylhydroxytoluene
品牌：桔子
产品编号：V90975
CAS号：128-37-0
分子式：C15H24O
分子量：220.35
MDL：MFCD00011644
| 产品名称 : | 丁基羟基甲苯 |
|---|---|
| 英文名称 : | Butylhydroxytoluene |
| 参考名称 : | 2,6-二叔丁基对甲酚 |
| 参考英文名称 : | 2,6-Di-tert-butyl-4-methylphenol |
| CAS号 : | 128-37-0 |
| 分子式 : | C15H24O |
| 分子量 : | 220.35 |
| SMILES : | CC1=CC(=C(O)C(=C1)C(C)(C)C)C(C)(C)C |
| MDL NO : | MFCD00011644 |
| PubChem CID : | 31404 |
| InChIKey : | NLZUEZXRPGMBCV-UHFFFAOYSA-N |
| 储存条件 : | RT |
| 参考别名 : | 2,6-二叔丁基对甲酚; BHT; NSC 6347 |
实验性质
| 熔点 : | 70 °C |
|---|---|
| 外观 / 形态 : | Butylated hydroxytoluene is a white crystalline solid. (NTP, 1992)；COLOURLESS-TO-PALE-YELLOW CRYSTALS OR POWDER.；Other Solid; Dry Powder; CBI; Large Crystals; Liquid; Large Crystals; Liquid; Other Solid；Solid；White to pale-yellow, crystalline solid with a slight, phenolic odor.；White to pale-yellow, crystalline solid with a slight, phenolic odor. [food preservative]；White to pale-yellow, crystalline solid with a slight, phenolic odor; (food preservative); [NIOSH]；White, crystalline or flaked solid, odourless or having a characteristic faint aromatic odour |
| 颜色 / 形态 : | White, crystalline solid；Crystals；Pale yellowish crystalline powder；White to pale-yellow, crystalline solid. |
| 沸点 : | 265 °C；265.00 °C. @ 760.00 mm Hg；509 °F；509 °F at 760 mmHg (NTP, 1992) |
| 密度 : | 1.03-1.05 g/cm³；1.048 at 20 °C/4 °C；Density: 0.8937 g/cu cm at 75 °C；1.048 at 68 °F (NTP, 1992) - Denser than water; will sink；1.05 |
| 折射率 : | Index of refraction: 1.4859 at 75 °C/D |
| 闪点 : | 127 °C c.c.；127.0 °C (260.6 °F) - closed cup；260 °F (127 °C) open cup；261 °F (127 °C) closed cup；260 °F；260 °F (NTP, 1992)；261 °F |
| 溶解性 : | In water, 0.6 mg/L at 25 °C；In water, 0.4 mg/L at 20 °C；Insoluble in water；Freely soluble in toluene; soluble in methanol, isopropanol, methyl ethyl ketone, acetone, cellosolve, benzene, most hydrocarbon solvents, ethanol, petroleum ether, liquid petrolatum (white oil): 0.5% wt/wt; more sol in food oils and fats than butylated hydroxyanisol; good solubility in linseed oil. Insoluble in propylene glycol；For more Solubility (Complete) data for 2,6-DI-T-BUTYL-P-CRESOL (6 total), please visit the HSDB record page. |
| 蒸气压 : | 0.01 [mmHg]；0.01 mmHg；0.01 mmHg (NIOSH, 2024)；5.16X10-3 mm Hg at 25 °C；Vapor pressure, Pa at 20 °C: 1.3 |
| LogP : | 5.10；log Kow = 5.10 |
| 黏度 : | 3.47 centistokes at 0 °C; 1.54 centistokes at 120 °C |
| 热分解说明 : | Hazardous decomposition products formed under fire conditions - Carbon oxides.；When heated to decomposition it emits acrid smoke and fumes. |
| 气味 : | Very faint, musty, occasional cresylic-type odor |
计算性质
| LogP : | 5.3 |
|---|---|
| 极性表面积 (TPSA) : | 20.2 Ų |
| 氢键供体数 : | 1 |
| 氢键受体数 : | 1 |
| 可旋转键数 : | 2 |
| 精确质量 : | 220.182715385 Da |
| 重原子数 : | 16 |
| 分子复杂度 : | 207 |
资料来源：丁基羟基甲苯产品资料页；来源页标注 PubChem CID 31404，资料日期 2026-10-11。
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